Why were there labor shortages at this time? How was this problem resolved?

Iam gonna fail this class ! in 2001 mexico imposed a 20% tax on all soft drinks not made from sugar cane high fractals corn sit-up which is made from corn,is often used in place of cane sugar to manufacture soft drinks. which nation would most likely be impacted by mexico’s policy change?

Which was a major effect of the canal craze of the early 19th century

Which is one of the defining characteristic of the modern era